Thank you for your interest in Lisi Aerospace Canada Corp part number HT181 4 21, a Screw Close Tolerance product we carry that is featured with the NSN 5305-01-520-4559. This component is ready for purchase at any time, so you are encouraged to complete the Request for Quote (RFQ) form provided below if you would like to obtain pricing information for your consideration. All we ask is that you supply us with essential details like desired item quantities, target price, and when fulfillment is expected, as this will ensure our response caters to any distinct specifications.
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At ASAP Semiconductor, our goal is to make the process of finding and securing precise components simple, which is why we present vital listing details with each offering here on Boundless Aerospace. For instance, part number HT181 4 21 was manufactured by Lisi Aerospace Canada Corp under the CAGECode L4528, and with the NSN 5305-01-520-4559, it belongs to FSC 5305 Screws. More than that, all our inventory is delivered with any pertinent qualifying certifications or manufacturer trace documentation for your further benefit. Bearing all of this in mind, be sure to request a quote for part number HT181 4 21 today, and we will be in touch as soon as possible.
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUY | Point Length | 0.060 INCHES NOMINAL |
| AHYM | Nominal Thread Diameter | 0.2500 INCHES |
| AASK | Head Style | FLAT COUNTERSUNK |
| MATT | Material | STEEL OVERALL |
| SFTT | Surface Treatment | CADMIUM OVERALL |
| CSYM | Surface Finish | 32.0 MICROINCHES GRIP |
| ABQJ | Point Style | FLAT |
| AASL | Head Diameter | 0.464 INCHES MINIMUM AND 0.506 INCHES MAXIMUM |
| AASA | Thread Length | 0.469 INCHES NOMINAL |
| ABQZ | Internal Drive Style | HIGH-TORQUE |
| STDC | Surface Treatment Document And Classification | NAS672 FED STD SINGLE TREATMENT RESPONSE OVERALL |
| AAJF | Thread Direction | RIGHT-HAND |
| AASB | Fastener Length | 1.765 INCHES MINIMUM AND 1.812 INCHES MAXIMUM |
| MRC | Decoded Requirement | Clear Text Reply |
| THSD | Thread Series Designator | UNJF |
| AAUR | Grip Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| MDCL | Material Document And Classification | NAS98 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CQBC | Minimum Tensile Strength | 6400 POUNDS PER SQUARE INCH |
| CMLP | Thread Quantity Per Inch | 28 |
| ANEE | Grip Length | 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM |
| CSYM | Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AAJD | Thread Class | 3A |
| CSYM | Surface Finish | 32.0 MICROINCHES THREADS |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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